Commit bbe4a089 authored May 31, 2018 by Steve Longerbeam Committed by Philipp Zabel Jul 16, 2018

gpu: ipu-csi: Check for field type alternate



When the CSI is receiving from a bt.656 bus, include a check for
field type 'alternate' when determining whether to set CSI clock
mode to CCIR656_INTERLACED or CCIR656_PROGRESSIVE.

Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

parent c80d673b

drivers/gpu/ipu-v3/ipu-csi.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -339,7 +339,8 @@ static void fill_csi_bus_cfg(struct ipu_csi_bus_config *csicfg,
		break;
		case V4L2_MBUS_BT656:
		csicfg->ext_vsync = 0;
		if (V4L2_FIELD_HAS_BOTH(mbus_fmt->field))
		if (V4L2_FIELD_HAS_BOTH(mbus_fmt->field) \|\|
		mbus_fmt->field == V4L2_FIELD_ALTERNATE)
		csicfg->clk_mode = IPU_CSI_CLK_MODE_CCIR656_INTERLACED;
		else
		csicfg->clk_mode = IPU_CSI_CLK_MODE_CCIR656_PROGRESSIVE;